dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1923
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  4. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  5. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1934
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  6. By: Middleton, William. - United States. Bureau of Entomology. - United States. Bureau of Entomology and Plant Quarantine.
    Publication info: Washington, D.C, U.S. Department of Agriculture, Bureau of Entomology, 1934
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library